Safety switch - 12 A / 16 A | explosion-protected | Type : 8146/5-V37-301-50-1050 | Spare of type : 8537/2-301-7001 | 8537/2-701-7001 | AC rated operational voltage : 690 V / 690 V | Rated operational current : 12 A / 16 A | Enclosure material : Polyester resin Glass fibre reinforced | Detailed number of poles : 3-pole | Auxiliary contact NC : without | Auxiliary contact NO : 1 NO/delayed | Additional terminal : - | Application range (zones) : 1 , 2 , 21 , 22 | Gas explosion protection : II 2 G Ex db eb IIC T6 Gb | Dust explosion protection : II 2 D Ex tb IIIC T80 °C Db | min. ambient temperature : -40 °C | max. ambient temperature : +51 °C | Special conditions for extended ambient temperature, | see operating instructions: | Min. extended ambient temp. : -40 °C | Max. extended ambient temp. : +69 °C | Degree of protection (IP) : IP66 | Handle colour : Yellow shroud, red handle | Cable gland : 2 x M25 Ø 7 ... 17 mm | 1 x M20 Ø 4 ... 13 mm | Additional device : Brass plate drilled | - | - | Aux. cont. conn. cross-section: 1,5 ... 2,5 mm2 Finely stranded | 1,5 ... 4 mm2 Solid | For further information, see : r-stahl.com WebCode 8146L